Constantine I, AE3, 328, Constantina, Officina 1CONSTAN_TINVS AVGPearl-diademed head rightVIRTV_S AVGGCampgate with six rows, four turrets, open doors with three panels, each with two pellets, star above, top and bottom rows empty blocksS | F across fieldsPCONST in exergue 19mm x 21mm